60111050591 has 2 divisors, whose sum is σ = 60111050592. Its totient is φ = 60111050590.

The previous prime is 60111050569. The next prime is 60111050611. The reversal of 60111050591 is 19505011106.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60111050591 - 2²² = 60106856287 is a prime.

It is a super-2 number, since 2×60111050591² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60111050561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30055525295 + 30055525296.

It is an arithmetic number, because the mean of its divisors is an integer number (30055525296).

Almost surely, 2^60111050591 is an apocalyptic number.

60111050591 is a deficient number, since it is larger than the sum of its proper divisors (1).

60111050591 is an equidigital number, since it uses as much as digits as its factorization.

60111050591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 29.

Adding to 60111050591 its reverse (19505011106), we get a palindrome (79616061697).

The spelling of 60111050591 in words is "sixty billion, one hundred eleven million, fifty thousand, five hundred ninety-one".